OSCAR and uterine corpus endometrial carcinoma: Only in a small number of cancer types, such as cervical and endocervical carcinoma (CESC), KIRP, LUAD, SKCM, and uterine corpus endometrial carcinoma (UCEC), did OSCAR expression implicate a protective role, as high expression was associated with better prognosis for these cancer types (Fig.1C).